| Tournament | Round | Betty Coleman | Joan Rosenthal |
| 18.11.2000 Sydney (NSW) | 3 | 317 | 390 |
| 16.06.2001 Wollongong Marj Babb (NSW) | 6 | 322 | 456 |
| 10.03.2002 Balmain BUGS (NSW) | 6 | 379 | 508 |
| 21.07.2002 Winter Masters (NSW) | 1 | 290 | 489 |
| Head-to-head after 4 games | 0 | 4 | |
| Average score | 327 | 460.75 | |
| Spread: | -535 | 535 | |